Sorry if its in the wrong forum but I have a little question that I dont understand

As I understand there are miners the mining coins ( BTC ETH and so on ) but also there are someone that verify all the transactions ( as I understand ) If for example I want to confirm the transactions and get my fee for the transaction How does it done?or can it be done?

because as I understand there is lets called it organization that responsible on the conformation of those transactions if I want to be part of it how I can do these? and where I can find more information regarding these?

Sorry if its in the wrong forum but I have a little question that I dont understand

As I understand there are miners the mining coins ( BTC ETH and so on ) but also there are someone that verify all the transactions ( as I understand ) If for example I want to confirm the transactions and get my fee for the transaction How does it done?or can it be done?

because as I understand there is lets called it organization that responsible on the conformation of those transactions if I want to be part of it how I can do these? and where I can find more information regarding these?